Home / 19,042.60-26,224.74-18,635.56

Finding the Fourth Proportional to 19,042.60, 26,224.74 and 18,635.56

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Solution

The fourth proportional to 19,042.60, 26,224.74 and 18,635.56 is: 25,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.60 : 26,224.74 = 18,635.56 : x
  2. Step 2: Convert to fraction form
    19,042.60/26,224.74 = 18,635.56/x
  3. Step 3: Cross multiply
    19,042.60x = 26,224.74 × 18,635.56
  4. Step 4: Simplify right side
    19,042.60x = 488,712,715.75
  5. Step 5: Solve for x
    x = 488,712,715.75/19,042.60
  6. Step 6: Final answer
    x = 25,664.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.